Safety Equipment› Safety Clothing

K1 RaceGear

Undershirt Flex Black Large

$175.00

SKU: K00F 26-FUS-N-L

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item

Description

The K1 RaceGear Flex Nomex® Undershirt is a racing underwear designed for comfort, protection, and performance. It is crafted from a blend of 50% Nomex® and 50% viscose fibers, providing flame resistance and protection against heat transfer. This undershirt meets the SFI 3.3/5 standards and is engineered for comfort with an ultra-lightweight 180 g/m² material.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandK1 RaceGear
Part NumberK00F 26-FUS-N-L

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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